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8464998 |
Automate fluid flow control system
An automate fluid flow control system includes a valve member for being sealedly disposed within a fluid chamber to seal a flow of fluid flowing from a fluid inlet to a fluid outlet, a relief valve...
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8444070 |
Electric-actuated control valve of a unit fuel injector
A unit fuel injector (10) has a control valve (40) in which a valve spool (92) is displaceable within a bore (91) of a valve body (90) between a limit of displacement that fully opens an oil outlet...
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8418990 |
Magnetic valve actuator for container filling machine
Disclosed are valve actuator assemblies for high speed bottle filling machines. These actuators have a shaft that is pivotable on its longitudinal axis, a linkage fork connected to the shaft to...
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8398050 |
Hold open configuration for safety valve and method
An actuator and counterbalance system including a nonmobile carrier; a mobile carrier, mobile relative to the non mobile carrier; and a counterbalance system in operable communication with the...
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8393594 |
Drive mechanism, actuator, and valve
A driving mechanism (100) includes a first rotor (10) that rotates around a first shaft L1 and a second rotor (20) that rotates around a second shaft L2 that is provided in parallel with the first...
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8387945 |
Method and system for a magnetic actuator
The system contains a top permanent magnet and a bottom permanent magnet. The bottom magnet is axially aligned with the top magnet. The top magnet and the bottom magnet have substantially opposing...
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8371331 |
Solenoid operated fluid control valve
Solenoid operated fluid control valve for controlling the pressure of a fluid in a fluid control system comprises a solenoid housing having therein a solenoid coil, an armature movable in response...
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8366408 |
Externally assisted valve for a positive displacement pump
A positive displacement pump having a valve with an actuation guide for assisting its actuation. The valve may be configured for controlling fluid communication relative to a chamber of the pump...
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8365753 |
Fluid flow controller
The present invention relates to a magnetic flow controller which transforms a slow reduction in pressure of fluid flow over time to a measurable fluid flow. Once a threshold pressure differential...
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8302932 |
Sprinkler valve test and control device and method thereof
A sprinkler valve test and control device that is used to test and control a sprinkler valve having a solenoid plunger without the need for electricity. The sprinkler valve test and control device...
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8302327 |
Valve for magnetorheologic fluids
A valve for magnetorheological fluids is formed with a control duct in which the magnetic field of a magnetic device, consisting of a permanent magnet and coil, acts on the fluid. The viscosity of...
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8297315 |
Throttle valve
Disclosed is a throttle valve (1), having a housing (2), comprising an inlet opening (3) for a fluid under an inlet pressure, a throttle (4), by means of which the fluid can be throttled to an...
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8292259 |
Magnetic valve
A magnetic valve arrangement for controlling flow of fluid, the magnetic valve arrangement having at least one ferromagnetic element forming a portion of a magnetic circuit, a valve member and a...
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8286935 |
Subsea electric actuator using linear motor
An actuator for use with valves in a subsea wellhead assembly. The actuator includes a shaft with an alternating polarity along its length and windings spaced around the shaft that create a...
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8272622 |
Electromagnetic actuator
An electromagnetic actuator comprises a core (1), a ferromagnetic component (2) movable in a gap (5) in the core, and a magnet (4) for attracting the component to one side of the gap. A flux...
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8251085 |
Leak prevention method for gas lines
The present invention provides failsafe system for cutting gas off gas flow in response to electrical insults that may damage gas tubing. The invention uses an inductive sensor to detect electrical...
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8240329 |
Fluid control valve
Disclosed is an apparatus for providing in-line, three-state, dual flow metering, high pressure relief, for use in a system utilizing compressible or incompressible media, which includes a...
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8241240 |
Adjustable valve setting with motor control
An implantable medical device is disclosed that includes a valve body and a valve rotor adjustable with respect to the valve body. A tool can be utilized to determine and control a position of the...
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8240636 |
Valve system
The present invention is directed to a valve that has an orifice closing member adjacent to an orifice through which fluid can flow, a displacement member having a first portion and a second...
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8215610 |
Bi-directional electromechanical valve
A bi-directional electromechanical valve comprising a cylindrical upper cover, two semi-cylindrical permanent magnets, two semi-cylindrical cases, a reverse U-shaped coil set, a cylindrical...
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8205855 |
Electric control valve
An electric control valve provided in the present invention has a valve gate and a control actuator including a middle seat (10), a setting part (9), a thermal sensitive element (7), a pushing rod...
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8141842 |
Solenoid valve
A solenoid valve includes a valve housing in which a spool valve element is fitted to be reciprocably slidable along an axis; a magnet coil that moves the spool valve element in a first direction...
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8127791 |
Solenoid operated fluid control valve
Solenoid operated fluid control valve for controlling the pressure of a fluid in a fluid control system comprises a solenoid housing having therein a solenoid coil, an armature movable in response...
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8124024 |
Cassette for sample preparation
A cassette for preparing a sample is disclosed herein. The cassette includes a housing, which encloses the structures and the processes used to prepare the sample.
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8051878 |
Magnetic valves for performing multi-dimensional assays using one microfluidic chip
An apparatus for performing multi-dimensional assays using a microfluidic chip is presented. The apparatus comprises of two crossing series of micro-channels on the microfluidic chip. The apparatus...
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8042921 |
Valve device provided in a passage forming member
An ink jet type recording apparatus comprises a connection member which has a passage for leading ink to a recording head from an ink cartridge. In the passage, a valve member having a magnetic...
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8038120 |
Magnetically coupled safety valve with satellite outer magnets
A magnetically coupled safety valve with satellite outer magnets. A safety valve includes a housing having multiple chambers extending longitudinally in a pressure bearing wall of the housing, and...
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8038641 |
Tools and methods for programming an implantable valve
A two-part tool for reading and adjusting an implantable valve, and methods of use. The tool includes a locator-indicator component that, when placed matingly on the patient's skin over the valve,...
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8033291 |
Magnetically activated cut-off valve assembly
A cut-off valve assembly for use with a toilet tank, includes a float within the toilet tank, a water retaining float guide within the toilet tank which allows the vertical travel of the float, the...
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8020586 |
One-step flow control for crossing channels
In one embodiment of the present invention, an apparatus for one-step flow control at a micro-channel crossing comprises a first micro-channel and a second micro-channel, a plurality of magnetic...
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8020579 |
Fire hydrant security cap closure system
This invention provides a fire hydrant security system having an inner cap with an outlet port on a fire hydrant in a fixed position which includes a member capable of extending from the periphery...
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7997302 |
Valve and associated system and method
A valve is disclosed that includes a valve body defining an inlet and a plurality of outlets, the inlet and the plurality of outlets cooperating to form a plurality of alternative fluid flow paths...
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7950590 |
Temperature triggered actuator
An actuator is disclosed which operates on the principle of the variable magnetic properties of materials with respect to temperature. As temperature is raised past Curie temperature, magnetic...
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7900885 |
Electromagnetic actuator with permanent magnets which are disposed in a V-shaped arrangement
An electromagnetic actuator includes a coil, a core designed to channel a flux of the coil so as to form a return path in an armature, the core having a base from which branches extend, including a...
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7891637 |
Magnetic fluid coupling assemblies and methods
Fluid coupling assemblies and methods are discussed. The fluid coupling assemblies include a first coupling member, a second coupling member magnetically engageable with the first coupling member,...
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7878375 |
Chemical liquid supply device
A chemical liquid supply device applies chemical liquid from a nozzle to a processed object. The nozzle is provided in a moving head, which reciprocates between an applying position and a waiting...
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7867341 |
Methods and systems for performing an upper rack wash in a dishwasher
A dishwasher includes a tub, a fluid circulation assembly, and a water flow blocking mechanism. The assembly includes a pump, which is in flow communication with a lower spray arm via a water...
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7819131 |
Springless compressor valve
A valve closure system particularly suited to reciprocating compressors employs no springs and preferably urges the valve in the closed direction by the force generated from magnets positioned to...
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7815166 |
Electrodynamic drive for a dispensing valve
An electrodynamic drive of a compact design is provided, particularly for a respiration system dispensing valve. The electrodynamic drive has a velocity measuring system that is uncoupled from the...
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7810344 |
Water tank and refrigerator having the same
Disclosed are a water tank and a refrigerator having the same. The water tank includes a tank main body provided with a water storage space formed therein and a discharge hole; a tank cover...
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7805099 |
Teeter-totter valve for carrier replenishment system
A teeter-totter valve device for metering magnetic particles from a hopper includes (i) a tube connected to the hopper for flow of magnetic particles out of the hopper; (ii) a teeter-totter member...
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7762521 |
Semi-active compressor valve
A method and system for fine-tuning the motion of suction or discharge valves associated with cylinders of a reciprocating gas compressor, such as the large compressors used for natural gas...
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7758172 |
Injection apparatus and a valve device provided in a passage
An ink jet type recording apparatus comprises a connection member which has a passage for leading ink to a recording head from an ink cartridge. In the passage, a valve member having a magnetic...
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7753073 |
Occlusion valve with safety relief
An occlusion valve with safety relief comprising a manifold block having an inlet and an outlet. A diaphragm connected to the manifold block and for being manually pressed to stop flow between the...
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7743787 |
Mud saver valve with magnetic latching
A mud saver valve for retaining drilling fluid in the Kelly of a rotary drilling rig for insertion into a Kelly sub with an enlarged opening inside having a valve and hollow piston closing the flow...
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7726524 |
Magnetically-coupled valve
The invention relates to a valve (1), comprising a body (2), within which a needle (3) moves, which can rest with sealing against a seat (23), fixed to the body (2). The needle (3) is magnetically...
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7717396 |
Magnetic actuator device
The magnetic actuator device of the invention comprises a magnetic field generator external to the duct and a permanent magnetic field generator internal to the duct, separated from the magnetic...
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7648119 |
Magnetic drive for a valve
A magnetic drive for a valve, in particular for a pneumatic or hydraulic valve, includes a movable armature (14) and a permanent magnet (20). The permanent magnet (20) is formed from a magnetic...
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7640944 |
Valve for prevention of low flow rates through flow meter
A flow responsive valve for a flow metering system comprising a fluid meter having a minimum measuring flow threshold. The valve is shiftable between an open position at flow rates above the...
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7641171 |
Fluid control valve
An object of the present invention is to obtain a quick-response fluid control valve. A fluid control valve includes a pressure chamber including an output port; an air supply nozzle and an air...
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